POLYWOOD Vineyard 9-Piece Farmhouse Trestle Dining SetProduct Description Instruction Manual If you put the attractive Vineyard 9 Piece Farmhouse Trestle Dining Set in your outdoor dining space, you'll get to dine with loved ones in style and comfort. This elegant set is made from durable HDPE lumber, and that means it can easily stand up to harsh weather and other environmental stressors. Keeping this set clean is also quite easy, so if sauce from your famous ribs gets on the table or chairs, it's okay.